Table 1.

Summary of six data sets.

Data set	Chains	Res.	Surface res.	Interface res.
Heterocomplex Ia	504	109829	92797	26085
Homocomplex I	620	172917	141295	38170
Mixb I	1124	282746	234092	64255
Heterocomplex IIc	504	109829	92797	32386
Homocomplex II	620	172917	141295	45633
Mix II	1124	282746	234092	78019

^aType I data set with minor interface as negative samples.

^bThe mixed data set of heterocomplexes and homocomplexes.

^cType II data set with minor interface as positive samples.